Which of the following is an arithmetic sequence with a common difference of -2? Submit O 8, -6, -4, -2, 0, . O8, 6, 4, 2, 0, .. O 2, 4, 8, -16, 32, .. O 2, -4, -8, -16, -32, . .

Q: Decide if each sequence is arithmetic, geometric, or neither. [ Select] Sequence 1: 81, 27, 9, 3, ..…

A: 1. 81,27,9,3 common ration  r=2781=927=39r=13   as there is common ratio  Given series is Geometric…

Q: Find for the 20th term of an arithmetic sequence 3, 6, 9, 12,

A: Let's find.

Q: Which term of the arithmetic sequence 7,12,17,... is 352?

A: an=a+(n-1)d

Q: What is the next element in the following sequence? 2,5,10,17,26,..

A: We have to find the next element in the sequence 2, 5, 10, 17, 26, ..........

Q: n = Which term of the geometric sequence 2, 10, 50, ... is 19,531,250?

A:

Q: Which term of the arithmetic sequence 1, 9, 17, 25, It is the th term. Calculator ... is 297?

A: Given that  First term = a1 = 1 , Second term = a2 = 9 nth term = an = 297

Q: Fiind a33 of an arithmetic sequence if the common difference is -1 and a1=3

A:

Q: Is this sequence geometric-10,-8,-5,-1,

A: Given sequence:  -10,  -8,  -5,  -1 To find:  Is this sequence geometric.

Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.